<!doctype html>
 
<html lang="en">
<head>
    <meta charset="utf-8" />
    <title>jQuery UI Slider - Colorpicker</title>
    <link rel="stylesheet" href="http://code.jquery.com/ui/1.9.1/themes/base/jquery-ui.css" />
    <script src="http://code.jquery.com/jquery-1.8.2.js"></script>
    <script src="http://code.jquery.com/ui/1.9.1/jquery-ui.js"></script>
    <link rel="stylesheet" href="/resources/demos/style.css" />
    <style>
    #red, #green, #blue {
        float: left;
        clear: left;
        width: 300px;
        margin: 15px;
    }
    #swatch {
        width: 120px;
        height: 100px;
        margin-top: 18px;
        margin-left: 350px;
        background-image: none;
    }
    #red .ui-slider-range { background: #ef2929; }
    #red .ui-slider-handle { border-color: #ef2929; }
    #green .ui-slider-range { background: #8ae234; }
    #green .ui-slider-handle { border-color: #8ae234; }
    #blue .ui-slider-range { background: #729fcf; }
    #blue .ui-slider-handle { border-color: #729fcf; }
    </style>
    <script>
    function hexFromRGB(r, g, b) {
        var hex = [
            r.toString( 16 ),
            g.toString( 16 ),
            b.toString( 16 )
        ];
        $.each( hex, function( nr, val ) {
            if ( val.length === 1 ) {
                hex[ nr ] = "0" + val;
            }
        });
        return hex.join( "" ).toUpperCase();
    }
    function refreshSwatch() {
        var red = $( "#red" ).slider( "value" ),
            green = $( "#green" ).slider( "value" ),
            blue = $( "#blue" ).slider( "value" ),
            hex = hexFromRGB( red, green, blue );
        $( "#swatch" ).css( "background-color", "#" + hex );
    }
    $(function() {
        $( "#red, #green, #blue" ).slider({
            orientation: "horizontal",
            range: "min",
            max: 255,
            value: 127,
            slide: refreshSwatch,
            change: refreshSwatch
        });
        $( "#red" ).slider( "value", 255 );
        $( "#green" ).slider( "value", 140 );
        $( "#blue" ).slider( "value", 60 );
    });
    </script>
</head>
<body>
 
<div id="red"></div>
<div id="green"></div>
<div id="blue"></div>
 
<div id="swatch" class="ui-widget-content ui-corner-all"></div>
 
 
</body>
</html>